//
//  UIBarButtonitem+Extensoins.swift
//  微博
//
//  Created by 众力金融 on 2017/1/6.
//  Copyright © 2017年 众力金融. All rights reserved.
//



import UIKit

extension UIBarButtonItem {
    
    
   /// 创建UIBarButtonItem
   ///
   /// - Parameters:
   ///   - title:    标题
   ///   - fontSize: 字体 默认 16
   ///   - target:   target
   ///   - action:   action
   ///   - isBack:   是否是返回按钮 如果是加上箭头
   convenience init(title: String, fontSize: CGFloat = 16, target: AnyObject?, action: Selector, isBack: Bool = false) {
        let btn: UIButton = UIButton.cz_textButton(title, fontSize: fontSize, normalColor: UIColor.darkGray, highlightedColor: UIColor.orange)
    
    

    
    if isBack {
        let imageName = "navigationbar_back_withtext"
        btn.setImage(UIImage(named: imageName), for: .normal)
        btn.setImage(UIImage(named: imageName + "_highlighted") , for: .highlighted)
        btn.sizeToFit()
    }
         btn.addTarget(target, action: action, for: .touchUpInside)
    
    // self.init 实例化 UIBarButtonItem
        self.init(customView: btn)
    }
}
